By A Mystery Man Writer
Longer beaks may be evolving in U.K. great tits because of the widespread use of bird feeders in the country.
How to Clean Your Bird Feeder All About Birds All About Birds
Best bird feed 2023: Keep blue tits, sparrows, finches - and even the ducks - well fed
Cities are driving evolution — and may spawn new species
GREAT TIT (Parus major) - songbird factfile
British birds evolve bigger beaks to use garden feeders, Birds
Garden Birds in June - Advice – Peckish UK
Don't Feed the Birds or They'll Evolve
Urban Bird Feeders Are Changing the Course of Evolution - The Atlantic
Mariah Quintanilla, Author at Science News